Thailand Chiang Mai Weather in April — Climate Guide
April in Chiang Mai is moderate
April is moderate for Chiang Mai.
Hottest + still smoky early April. SONGKRAN (April 13-15) — entire Old City water fight zone. Festive but smoky. Plan accordingly.
Travel score
Chiang Mai April Weather Stats
Avg High
36°C
Avg Low
23°C
Rainy Days
5
50mm total
Sunshine
8h
Daily avg
Humidity
65%
moderate
UV Index
11
Extreme
Wind
7 km/h
Gusts 18
Sea Temp
0°C
no swimming
Crowds
Busy
At attractions
April Sunrise & Sunset
Air Quality
PM2.5
70 μg/m³
PM10
100 μg/m³
Status
unhealthy
Feels-Like Temperature & Wind
Feels like
Daytime
39°C
Nighttime
24°C
Humidity and wind affect how the actual temperature feels.
Wind
7 km/h
Max gust 18 km/h
Activities Recommended for April
April Travel Pros & Cons
Pros
- Songkran water-fight unique experience
- Hotel rates triple Songkran week
Cons
- 36°C peak heat
- Burning season tapering but smoky
- Songkran can be chaotic
April Events & Festivals
- Songkran Thai New Year (Apr 13-15) water fights
Chiang Mai in April — Full Picture
Hottest + still smoky early April. SONGKRAN (April 13-15) — entire Old City water fight zone. Festive but smoky. Plan accordingly.
What to Wear & What to Pack
Very hot + smoky still + Songkran water. T-shirt + waterproof.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
Current34.7°C
22°C
6.3/mo
Summer (Jun·Jul·Aug)
32°C
23°C
14.3/mo
Autumn (Sep·Oct·Nov)
30.3°C
21°C
11.3/mo
Winter (Dec·Jan·Feb)
29°C
15.7°C
2/mo
Chiang Mai Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| January (Best) | 28° | 15° | 2d·10mm | 8h | 65% | 7 | Very busy | Peak |
| February (Best) | 31° | 17° | 2d·10mm | 9h | 60% | 8 | Very busy | Peak |
| 34° | 20° | 3d·25mm | 9h | 60% | 10 | Busy | Shoulder | |
| 36° | 23° | 5d·50mm | 8h | 65% | 11 | Busy | Peak | |
| 34° | 23° | 11d·150mm | 7h | 75% | 11 | Quiet | Low season | |
| 32° | 23° | 13d·130mm | 6h | 80% | 10 | Quiet | Low season | |
| 32° | 23° | 14d·150mm | 6h | 80% | 10 | Moderate | Shoulder | |
| 32° | 23° | 16d·175mm | 6h | 82% | 9 | Moderate | Shoulder | |
| 32° | 23° | 17d·200mm | 6h | 82% | 8 | Quiet | Low season | |
| 30° | 22° | 12d·130mm | 7h | 80% | 8 | Moderate | Shoulder | |
| November (Best) | 29° | 18° | 5d·50mm | 8h | 70% | 7 | Very busy | Peak |
| December (Best) | 28° | 15° | 2d·15mm | 8h | 65% | 7 | Very busy | Peak |
View Other Months
Chiang Mai April Hotel Picks
Frequently Asked Questions
Is April a good time to visit Chiang Mai?
Chiang Mai in April is moderate. Tourist crowds are busy and flight/hotel prices are peak.
What's the average temperature in Chiang Mai in April?
Chiang Mai April averages a high of 36°C and a low of 23°C.
Does it rain much in Chiang Mai in April?
Chiang Mai April averages 50mm of rainfall over about 5 rainy days.
What should I wear in Chiang Mai in April?
Very hot + smoky still + Songkran water. T-shirt + waterproof.
What time are sunrise and sunset in Chiang Mai in April?
Chiang Mai April sunrise is 06:00 and sunset is 18:30, with 12h 30min of daylight.
What's the air quality like in Chiang Mai in April?
Chiang Mai April air quality (AQI) averages 150, rated Poor. PM2.5 averages 70μg/m³.
What activities are recommended in Chiang Mai in April?
In April, Chiang Mai is great for Songkran water fights, Indoor: cooking, spa, Yi Peng substitute? No — Yi Peng is Nov.
Is April peak season in Chiang Mai?
Chiang Mai April crowds are busy and prices are peak. Advance reservations are strongly recommended.
Best Months to Visit Chiang Mai
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.